/* HWA CODE END */
// Override this for other algorithms
virtual public void Tick()
{
mem.Tick();
#if PACKETDUMP
Console.WriteLine("In sched.tick");
#endif
/* HWA CODE Comment Out */
/*
* SchedBuf winner = null;
*/
/* HWA Code Comment Out End */
/* HWA CODE */
winner = null;
schedMaskPrepare();
/* HWA CODE END */
for (int i = 0; i < buf.Length; i++)
{
#if PACKETDUMP
Console.WriteLine("buf_valid = {0}, buf_busy = {1}, buf_morecommand = {2}, buf num = {3}", buf[i].Valid, buf[i].moreCommands, buf[i].Busy);
#endif
// if( buf[i].Valid && buf[i].moreCommands)
// {
// int req_id = buf[i].mreq.request.requesterID;
// int bank_id = buf[i].mreq.bank_index;
// Console.WriteLine("SchedBuf{0}/{6}, pid:{1}, bank_id:{4}, pr:{2}, rowhit:{3}, marked:{5},, address={7:X}", i, req_id, 0, buf[i].IsRowBufferHit, bank_id, buf[i].marked, chan.mem_id, buf[i].mreq.request.address);
// }
if (buf[i].Valid && buf[i].moreCommands && !buf[i].Busy)
{
bool DBAvailable = buf[i].IsWrite ? (chan.writeRequests < chan.maxWrites) : (chan.readRequests < chan.maxReads);
#if PACKETDUMP
Console.WriteLine("in scheduler, DB_avail = {0}, at buffer location {1}, iswrite = {2}", DBAvailable, i, buf[i].IsWrite);
#endif
/* HWA CODE */
// if(DBAvailable && mem.RequestCanIssue(buf[i]))
if (DBAvailable && mem.RequestCanIssue(buf[i]) && schedMaskCheck(buf[i]))
/* HWA CODE END */
{
/* HWA CODE */
SchedBuf winner_bak = winner;
/* HWA CODE END */
winner = Pick(winner, buf[i]);
/* HWA CODE */
if (winner != null)
{
if (winner != buf[i])
{
buf[i].wait_num++;
// if( buf[i].mreq.request.requesterID == 17 )
// Console.WriteLine("WinnerID:{0}", winner.mreq.request.requesterID );
}
else if (winner_bak != null)
{
winner_bak.wait_num++;
}
}
/* HWA CODE END */
}
}
}
// if( winner != null )
// Console.WriteLine("ch:{2}, pid:{0}, bufid:{1}, selected-pre", winner.mreq.request.requesterID, winner.index, chan.mem_id );
if (winner != null)
{
if (!schedResultMaskChk(winner))
{
winner = null; //
}
}
if (winner != null)
{
// Console.WriteLine("ch:{2}, pid:{0}, bufid:{1}, selected", winner.mreq.request.requesterID, winner.index, chan.mem_id );
if (winner.whenStarted == ulong.MaxValue)
{
winner.whenStarted = Simulator.CurrentRound;
}
if (winner.Urgent)
{
Simulator.stats.DRAMUrgentCommandsPerSrc[winner.mreq.request.requesterID].Add();
}
Simulator.stats.DRAMCommandsPerSrc[winner.mreq.request.requesterID].Add();
postMethodForWinner(winner);
mem.IssueCommand(winner);
if (!winner.moreCommands && winner.marked)
{
MarkCompleted(winner);
}
chan.lastBankActivity[winner.mreq.rank_index, winner.mreq.bank_index] = Now;
lastIssue = Now;
/* HWA CODE */
if (!winner.moreCommands)
{
if (Simulator.network.nodes[winner.mreq.request.requesterID].cpu.is_HWA())
{
chan.HWAUnIssueRequests--;
}
chan.unIssueRequestsPerCore[winner.mreq.request.requesterID]--;
if (!winner.mreq.isWrite)
{
chan.unIssueReadRequestsPerCore[winner.mreq.request.requesterID]--;
}
Simulator.QoSCtrl.bw_increment(winner.mreq.request.requesterID, chan.mem_id, chan.id);
Simulator.QoSCtrl.mem_req_issue(winner.mreq.request.requesterID, winner.mreq.request.address, chan.mem_id);
}
/* HWA CODE END */
}
}
